One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,5)(4,12,14,8)(6,11)(7,9)(10,13,16,15)(17,18)(19,22,26,29)(20,23)(21,24)(25,28,31,32)(27,30)(1,3,5,2,7,11,6,9)(4,10,13,8,14,16,15,12)(17,19,21,26)(18,22)(20,25,27,31)(23,28)(24,29)(30,32)(1,4,7,14)(2,8,9,12)(3,10,11,16)(5,13,6,15)(17,20,21,27)(18,23,24,30)(19,25,26,31)(22,28,29,32)(1,5,7,6)(2,3,9,11)(4,13,14,15)(8,10,12,16)(19,26)(22,29)(25,31)(28,32)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.